==================
WARNING: DATA RACE
Read at 0x00c0075c5368 by goroutine 17302:
  github.com/pingcap/tidb/pkg/util/expensivequery.(*Handle).Run()
      /tidb/pkg/util/expensivequery/expensivequery.go:71 +0x52e
  main.createServer.func1()
      /tidb/cmd/tidb-server/main.go:893 +0x33
Previous write at 0x00c0075c5368 by goroutine 19610:
  github.com/pingcap/tidb/pkg/session.(*session).UpdateProcessInfo()
      /tidb/pkg/session/session.go:1569 +0x1e4
  github.com/pingcap/tidb/pkg/executor.init.1.func1()
      /tidb/pkg/executor/executor.go:1484 +0x4cc
  github.com/pingcap/tidb/pkg/planner/core.(*expressionRewriter).handleScalarSubquery()
      /tidb/pkg/planner/core/expression_rewriter.go:1181 +0x1994
  github.com/pingcap/tidb/pkg/planner/core.(*expressionRewriter).Enter()
      /tidb/pkg/planner/core/expression_rewriter.go:435 +0x14fd
  github.com/pingcap/tidb/pkg/parser/ast.(*SubqueryExpr).Accept()
      /tidb/pkg/parser/ast/expressions.go:391 +0x46
  github.com/pingcap/tidb/pkg/parser/ast.(*BinaryOperationExpr).Accept()
      /tidb/pkg/parser/ast/expressions.go:217 +0x141
  github.com/pingcap/tidb/pkg/planner/core.(*PlanBuilder).rewriteExprNode()
      /tidb/pkg/planner/core/expression_rewriter.go:205 +0x26c
  github.com/pingcap/tidb/pkg/planner/core.(*PlanBuilder).rewriteWithPreprocess()
      /tidb/pkg/planner/core/expression_rewriter.go:146 +0x38d
  github.com/pingcap/tidb/pkg/planner/core.(*PlanBuilder).rewrite()
      /tidb/pkg/planner/core/expression_rewriter.go:114 +0x5af
  github.com/pingcap/tidb/pkg/planner/core.(*PlanBuilder).buildSelection()
      /tidb/pkg/planner/core/logical_plan_builder.go:1252 +0x515
  github.com/pingcap/tidb/pkg/planner/core.(*PlanBuilder).buildSelect()
      /tidb/pkg/planner/core/logical_plan_builder.go:4321 +0x1caa
  github.com/pingcap/tidb/pkg/planner/core.(*PlanBuilder).Build()
      /tidb/pkg/planner/core/planbuilder.go:537 +0xea4
  github.com/pingcap/tidb/pkg/planner.buildLogicalPlan()
      /tidb/pkg/planner/optimize.go:550 +0x37c
  github.com/pingcap/tidb/pkg/planner.optimize()
      /tidb/pkg/planner/optimize.go:468 +0xbc4
  github.com/pingcap/tidb/pkg/planner.Optimize()
      /tidb/pkg/planner/optimize.go:336 +0x2f7c
  github.com/pingcap/tidb/pkg/executor.(*Compiler).Compile()
      /tidb/pkg/executor/compiler.go:104 +0x83d
  github.com/pingcap/tidb/pkg/session.(*session).ExecuteStmt()
      /tidb/pkg/session/session.go:2185 +0x130a
  github.com/pingcap/tidb/pkg/server.(*TiDBContext).ExecuteStmt()
      /tidb/pkg/server/driver_tidb.go:294 +0x164
  github.com/pingcap/tidb/pkg/server.(*clientConn).handleStmt()
      /tidb/pkg/server/conn.go:2024 +0x392
  github.com/pingcap/tidb/pkg/server.(*clientConn).handleQuery()
      /tidb/pkg/server/conn.go:1775 +0x12c6
  github.com/pingcap/tidb/pkg/server.(*clientConn).dispatch()
      /tidb/pkg/server/conn.go:1349 +0x1991
  github.com/pingcap/tidb/pkg/server.(*clientConn).Run()
      /tidb/pkg/server/conn.go:1122 +0xd90
  github.com/pingcap/tidb/pkg/server.(*Server).onConn()
      /tidb/pkg/server/server.go:713 +0x1d13
  github.com/pingcap/tidb/pkg/server.(*Server).startNetworkListener.func2()
      /tidb/pkg/server/server.go:519 +0x44
Goroutine 17302 (running) created at:
  main.createServer()
      /tidb/cmd/tidb-server/main.go:893 +0x754
  main.main()
      /tidb/cmd/tidb-server/main.go:303 +0xb96
  github.com/pingcap/tidb/pkg/sessionctx/variable.(*SysVar).ValidateWithRelaxedValidation()
      /tidb/pkg/sessionctx/variable/variable.go:366 +0x289
  github.com/pingcap/tidb/pkg/domain.(*Domain).rebuildSysVarCache()
      /tidb/pkg/domain/sysvar_cache.go:146 +0xb10
  github.com/pingcap/tidb/pkg/domain.(*Domain).LoadSysVarCacheLoop()
      /tidb/pkg/domain/domain.go:1724 +0xdc
  github.com/pingcap/tidb/pkg/session.bootstrapSessionImpl()
      /tidb/pkg/session/session.go:3344 +0xb24
  github.com/pingcap/tidb/pkg/domain.(*Domain).GetSessionCache()
      /tidb/pkg/domain/sysvar_cache.go:62 +0x98
  github.com/pingcap/tidb/pkg/session.(*session).loadCommonGlobalVariablesIfNeeded()
      /tidb/pkg/session/session.go:3721 +0x44b
  github.com/pingcap/tidb/pkg/session.(*session).ExecuteStmt()
      /tidb/pkg/session/session.go:2099 +0x1d7
  github.com/pingcap/tidb/pkg/session.(*session).ExecuteInternal()
      /tidb/pkg/session/session.go:1611 +0x437
  github.com/pingcap/tidb/pkg/domain.(*Domain).LoadPrivilegeLoop()
      /tidb/pkg/domain/domain.go:1667 +0x150
  github.com/pingcap/tidb/pkg/session.bootstrapSessionImpl()
      /tidb/pkg/session/session.go:3337 +0xab5
  github.com/pingcap/tidb/pkg/session.BootstrapSession()
      /tidb/pkg/session/session.go:3258 +0x450
  main.createStoreAndDomain()
      /tidb/cmd/tidb-server/main.go:402 +0x3e9
  main.main()
      /tidb/cmd/tidb-server/main.go:302 +0xb79
Goroutine 19610 (running) created at:
  github.com/pingcap/tidb/pkg/server.(*Server).startNetworkListener()
      /tidb/pkg/server/server.go:519 +0xcd5
  github.com/pingcap/tidb/pkg/server.(*Server).Run.func1()
      /tidb/pkg/server/server.go:434 +0x64
==================